"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

require("core-js/modules/es.object.assign");

require("core-js/modules/es.object.to-string");

require("core-js/modules/es.promise");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

/*
 * Copyright (C) 2016 Bilibili. All Rights Reserved.
 *
 * @author zheng qian <xqq@xqq.im>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Polyfill = /*#__PURE__*/function () {
  function Polyfill() {
    (0, _classCallCheck2.default)(this, Polyfill);
  }

  (0, _createClass2.default)(Polyfill, null, [{
    key: "install",
    value: function install() {
      // ES6 Object.setPrototypeOf
      Object.setPrototypeOf = Object.setPrototypeOf || function (obj, proto) {
        obj.__proto__ = proto;
        return obj;
      }; // ES6 Object.assign


      Object.assign = Object.assign || function (target) {
        if (target === undefined || target === null) {
          throw new TypeError('Cannot convert undefined or null to object');
        }

        var output = Object(target);

        for (var i = 1; i < arguments.length; i++) {
          var source = arguments[i];

          if (source !== undefined && source !== null) {
            for (var key in source) {
              if (source.hasOwnProperty(key)) {
                output[key] = source[key];
              }
            }
          }
        }

        return output;
      }; // ES6 Promise (missing support in IE11)


      if (typeof self.Promise !== 'function') {
        require('es6-promise').polyfill();
      }
    }
  }]);
  return Polyfill;
}();

Polyfill.install();
var _default = Polyfill;
exports.default = _default;